Haiyan Yao

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Long acting curcumin derivative, preparation method and pharmaceuti...
- Patent number 8,609,723
- Issue date Dec 17, 2013
- Beijing Dingguochangsheng Biotech., Co., Ltd.
- Baoshan Ku
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
LONG ACTING CURCUMIN DERIVATIVE, PREPARATION METHOD AND PHARMACEUTI...
- Publication number 20110183945
- Publication date Jul 28, 2011
- BEIJING DINGGUOCHANGSHENG BIOTECH., CO., LTD.
- Baoshan Ku
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES